Ectoedemia weaveri is a moth of the family Nepticulidae. It is found from Fennoscandia and northern Russia to the Pyrenees and Italy, and from Great Britain through Russia (Baikal, Chita, Yakutia and Magadan regions in eastern Siberia) to Hokkaido in Japan. The wingspan is about 7 mm. Adults are on wing from April to August in western Europe.